Description
The JSON viewer in the Developer Tools uses insecure methods to create a communication channel for copying and viewing JSON or HTTP headers data, allowing for potential privilege escalation. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.
References (12)
Core 12
Core References
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-03/
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-02/
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201702-22
Issue Tracking, Patch, Vendor Advisory x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1297361
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2017/dsa-3832
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201702-13
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2017/dsa-3771
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1037693
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-01/
Third Party Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2017-0190.html
Third Party Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2017-0238.html
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/95769
Scores
CVSS v3
9.8
EPSS
0.0191
EPSS Percentile
83.5%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
Status
published
Products (20)
debian/debian_linux
8.0
mozilla/firefox
< 51.0
mozilla/thunderbird
< 45.7.0
redhat/enterprise_linux
5.0
redhat/enterprise_linux
6.0
redhat/enterprise_linux
7.0
redhat/enterprise_linux_desktop
5.0
redhat/enterprise_linux_desktop
6.0
redhat/enterprise_linux_desktop
7.0
redhat/enterprise_linux_server
5.0
... and 10 more
Published
Jun 11, 2018
Tracked Since
Feb 18, 2026